201223113204 has 12 divisors (see below), whose sum is σ = 469520597504. Its totient is φ = 67074371064.

The previous prime is 201223113193. The next prime is 201223113209. The reversal of 201223113204 is 402311322102.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201223113209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8384296372 + ... + 8384296395.

Almost surely, 2^201223113204 is an apocalyptic number.

It is an amenable number.

201223113204 is an abundant number, since it is smaller than the sum of its proper divisors (268297484300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201223113204 is a wasteful number, since it uses less digits than its factorization.

201223113204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16768592774 (or 16768592772 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 201223113204 its reverse (402311322102), we get a palindrome (603534435306).

The spelling of 201223113204 in words is "two hundred one billion, two hundred twenty-three million, one hundred thirteen thousand, two hundred four".